6378203328 has 224 divisors, whose sum is σ = 20510845440. Its totient is φ = 1708646400.

The previous prime is 6378203311. The next prime is 6378203333. The reversal of 6378203328 is 8233028736.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 6378203328.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2577900 + ... + 2580372.

Almost surely, 2^6378203328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6378203328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10255422720).

6378203328 is an abundant number, since it is smaller than the sum of its proper divisors (14132642112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6378203328 is a wasteful number, since it uses less digits than its factorization.

6378203328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615 (or 2605 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 6378203328 is about 79863.6546120950. The cubic root of 6378203328 is about 1854.5254030057.

The spelling of 6378203328 in words is "six billion, three hundred seventy-eight million, two hundred three thousand, three hundred twenty-eight".